<!DOCTYPE html>
<html lang="en">
  <head>
    <title></title>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1" />
  </head>
  <style>
    .spinner {
      margin: 100px auto;
      width: 20px;
      height: 20px;
      position: relative;
    }

    .container1 > div,
    .container2 > div,
    .container3 > div {
      width: 6px;
      height: 6px;
      background-color: rgb(49, 224, 128);
      border-radius: 100%;
      position: absolute;
      -webkit-animation: bouncedelay 1.2s infinite ease-in-out;
      animation: bouncedelay 1.2s infinite ease-in-out;
      -webkit-animation-fill-mode: both;
      animation-fill-mode: both;
    }

    .spinner .spinner-container {
      position: absolute;
      width: 100%;
      height: 100%;
    }

    .container2 {
      -webkit-transform: rotateZ(45deg);
      transform: rotateZ(45deg);
    }

    .container3 {
      -webkit-transform: rotateZ(90deg);
      transform: rotateZ(90deg);
    }

    .circle1 {
      top: 0;
      left: 0;
    }

    .circle2 {
      top: 0;
      right: 0;
    }

    .circle3 {
      right: 0;
      bottom: 0;
    }

    .circle4 {
      left: 0;
      bottom: 0;
    }

    .container2 .circle1 {
      -webkit-animation-delay: -1.1s;
      animation-delay: -1.1s;
    }

    .container3 .circle1 {
      -webkit-animation-delay: -1s;
      animation-delay: -1s;
    }

    .container1 .circle2 {
      -webkit-animation-delay: -0.9s;
      animation-delay: -0.9s;
    }

    .container2 .circle2 {
      -webkit-animation-delay: -0.8s;
      animation-delay: -0.8s;
    }

    .container3 .circle2 {
      -webkit-animation-delay: -0.7s;
      animation-delay: -0.7s;
    }

    .container1 .circle3 {
      -webkit-animation-delay: -0.6s;
      animation-delay: -0.6s;
    }

    .container2 .circle3 {
      -webkit-animation-delay: -0.5s;
      animation-delay: -0.5s;
    }

    .container3 .circle3 {
      -webkit-animation-delay: -0.4s;
      animation-delay: -0.4s;
    }

    .container1 .circle4 {
      -webkit-animation-delay: -0.3s;
      animation-delay: -0.3s;
    }

    .container2 .circle4 {
      -webkit-animation-delay: -0.2s;
      animation-delay: -0.2s;
    }

    .container3 .circle4 {
      -webkit-animation-delay: -0.1s;
      animation-delay: -0.1s;
    }

    @-webkit-keyframes bouncedelay {
      0%,
      80%,
      100% {
        -webkit-transform: scale(0);
      }
      40% {
        -webkit-transform: scale(1);
      }
    }

    @keyframes bouncedelay {
      0%,
      80%,
      100% {
        transform: scale(0);
        -webkit-transform: scale(0);
      }
      40% {
        transform: scale(1);
        -webkit-transform: scale(1);
      }
    }
  </style>

  <body>
    <div class="spinner">
      <div class="spinner-container container1">
        <div class="circle1"></div>
        <div class="circle2"></div>
        <div class="circle3"></div>
        <div class="circle4"></div>
      </div>
      <div class="spinner-container container2">
        <div class="circle1"></div>
        <div class="circle2"></div>
        <div class="circle3"></div>
        <div class="circle4"></div>
      </div>
      <div class="spinner-container container3">
        <div class="circle1"></div>
        <div class="circle2"></div>
        <div class="circle3"></div>
        <div class="circle4"></div>
      </div>
    </div>
  </body>
</html>
